zfs, nfs and zil

[Adam Vande More]

On Mon, Mar 28, 2011 at 11:46 AM, Claus Guttesen <kometen at gmail.com> wrote:

> I'm aware of that, but the only way the problem shows up is when a
> windows machine performs an installation or a windows update (and has
> alot of updates in the pipeline). When traffic (i/o) is low to
> moderate it justs goes along without any issues. And if the same
> virtual windows-installation is on an iscsi-partition (mounted by the
> vmware-server) I can't reproduce the problem. So if disabling the zil
> did make a difference I would install a dedicated zil-ssd-device. And
> if that did alleviate my problem the issue could be related to windows
> performing alot of small reads and writes. Hence why I wanted to
> disable the zil.
>

What did someone say about shooting yourself on the foot?


http://www.solarisinternals.com/wiki/index.php/ZFS_Evil_Tuning_Guide#Disabling_the_ZIL_.28Don.27t.29

I don't think you can even disable it on newer versions of ZFS so it may be
something of a moot point.

-- 
Adam Vande More